Gregory Wischer is founder and principal of Dei Gratia Minerals, a critical minerals consulting firm. He is also a non-resident fellow at Payne Institute for Public Policy at the Colorado School of Mines.

Previously, Greg was executive vice president at an American company building a nickel-cobalt metal refinery in the United States. He writes often on critical mineral supply chains for think tanks, academic journals, and national security outlets.

Greg has prior experience at the National Defense University, US Senate Foreign Relations Committee, US House of Representatives, and Centre for Policy Research in New Delhi, India. He received his BA in International Business from Boise State University, and he received his MA in Security Studies from Georgetown University.

His main research focus is on critical mineral supply chains, including for military applications and energy technologies.